Comprehensive side-by-side LLM comparison
o3 mini offers 29.7K more tokens in context window than Qwen3-Coder-480B. Qwen3-Coder-480B is $4.00 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
OpenAI
OpenAI o3 mini, released by OpenAI in January 2025, is a compact reasoning model from the o3 family designed for efficient, cost-effective STEM problem-solving. It features a 200K token context window and adjustable chain-of-thought effort settings, allowing developers to trade reasoning depth for speed. o3 mini targets science, mathematics, and coding applications where lower inference cost and faster response times are a priority.
Alibaba / Qwen
Qwen3-Coder-480B-A35B-Instruct, released by Alibaba's Qwen team on July 22, 2025, is a Mixture-of-Experts large language model with 480 billion total parameters and 35 billion active parameters per inference, specifically designed for agentic coding tasks. It features a 256K token native context window (extendable to 1M tokens with extrapolation) and demonstrated competitive performance on agentic coding, browser automation, and tool-use benchmarks. Qwen3-Coder-480B targets automated software engineering, multi-step code agents, and open-source coding deployments under the Apache 2.0 license.
5 months newer

o3 mini
OpenAI
2025-01-31
Qwen3-Coder-480B
Alibaba / Qwen
2025-07-22
Cost per million tokens (USD)
o3 mini
Qwen3-Coder-480B
Context window and performance specifications
Available providers and their performance metrics
o3 mini
OpenAI
Qwen3-Coder-480B
o3 mini
Qwen3-Coder-480B
o3 mini
Qwen3-Coder-480B
OpenRouter